Drill bit



FIG. 1 is a front, left, and top perspective view of a first embodiment of a drill bit;

FIG. 2 is a front, right, and bottom perspective view thereof;

FIG. 3 is front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof. 

CLAIM The ornamental design for a drill bit, as shown and described. 